【问题标题】:pkg_resources.DistributionNotFound: The 'uvloop>=0.14.0' distribution was not found and is required by uvicornpkg_resources.DistributionNotFound: 'uvloop>=0.14.0' 分布未找到并且是 uvicorn 所需要的
【发布时间】:2021-09-21 09:47:16
【问题描述】:
File "/usr/bin/uvicorn", line 6, in <module>
    from pkg_resources import load_entry_point
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 3254, in <module>
    def _initialize_master_working_set():
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 3237, in _call_aside
    f(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 3266, in _initialize_master_working_set
    working_set = WorkingSet._build_master()
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 584, in _build_master
    ws.require(__requires__)
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 901, in require
    needed = self.resolve(parse_requirements(requirements))
  File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 787, in resolve
    raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'uvloop>=0.14.0' distribution was not found and is required by uvicorn

【问题讨论】:

  • 这是因为你已经安装了最低版本的 uvicorn - 如果你需要 websocket 依赖,你应该安装 uvicorn[standard] 代替 - pip install uvicorn[standard]

标签: python-3.x fastapi


【解决方案1】:

安装这个包 fastapi-socketio。

你的错误消失了。

这是 fastapi 运行的基本包要求

bidict==0.21.3
click==7.1.2
fastapi==0.68.1
fastapi-socketio==0.0.8
h11==0.9.0
httptools==0.1.2
pydantic==1.8.2
python-engineio==4.2.1
python-socketio==5.4.0
starlette==0.14.2
typing-extensions==3.10.0.2
uvicorn==0.11.5
uvloop==0.16.0
websockets==8.1

【讨论】:

    【解决方案2】:

    你必须在你的 Pipfile 中添加uvloop=*,然后使用命令pipenv install 安装它

    【讨论】:

      【解决方案3】:

      安装这个包 fastapi-socketio。

      fastapi-socketio==0.0.8

      你的错误消失了。

      检查 FASTAPI 的基本软件包要求

      bidict==0.21.3
      click==7.1.2
      fastapi==0.68.1
      fastapi-socketio==0.0.8
      h11==0.9.0
      httptools==0.1.2
      pydantic==1.8.2
      python-engineio==4.2.1
      python-socketio==5.4.0
      starlette==0.14.2
      typing-extensions==3.10.0.2
      uvicorn==0.11.5
      uvloop==0.16.0
      websockets==8.1
      

      【讨论】:

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